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Table 7 Odds ratios tap water versus water container and reuse of plastic container

From: Agricultural chemical exposures and birth defects in the Eastern Cape Province, South Africa A case – control study

Container Odds Ratio 95% CI of OR
Tap vs. Plastic 6.53 2.2 – 27.9
Used plastic vs. new plastic * 1.87 1.06 – 3.31
Tap vs. Metal 2.76 0.76 – 13.18
  1. * Used plastic container had previously been used to store chemicals, whereas new container not. Tap stands here for the tap in the house, not the communal tap.